18
Technical Information
Service Manual
7. SLEEP button
9. I FEEL button
10. LIGHT button
11. CLOCK button
12. TIMER ON / TIMER OFF button
Under COOL, HEAT or DRY mode, press this button to start up sleep function. "   " icon is displayed on remote controller. Press this button 
again to cancel sleep function and "   " icon will disappear.
Press this button to start I FEEL function and "   " will be displayed on the remote controller. After this function is set, the remote controller 
will send the detected ambient temperature to the controller and the unit will automatically adjust  the indoor temperature according to the 
detected temperature. Press this button again to close I FEEL function and "   " will disappear.
●  Please put the remote controller near user when this function is set. Do not put the remote controller near the object of high temperature 
or low temperature in order to avoid detecting inaccurate ambient temperature.
Press this button to turn  off display light  on indoor unit. "   " icon on remote  controller disappears.  Press this  button again  to turn on 
display light. "   " icon is displayed.
Press this button  to set clock  time. "   "  icon on remote controller will  blink. Press "▲" or "
▲
" button within  5s to set clock time. Each 
pressing of "▲" or "
▲
" button, clock time will increase or decrease 1 minute. If hold "▲" or "
▲
" button, 2s later, time will change quickly. 
Release this button when reaching your required time. Press "CLOCK" button to conrm the time. "   " icon stops blinking.
Note:
● Clock time adopts 24-hour mode.
● The interval between two operation can’t exceeds 5s. Otherwise, remote controller will quit setting status. Operation for TIMER ON/TIMER 
   OFF is the same.
● TIMER ON button
   "TIMER ON" button can set the time for timer on. After pressing this button, "   " icon disappears and the word "ON" on remote controller 
   blinks. Press "▲" or "
▲
"button to adjust TIMER ON setting. After each pressing "▲" or "
▲
" button, TIMER ON setting will increase or 
   decrease 1min. Hold "▲" or "
▲
" button, 2s later, the time will change quickly until reaching your required time. Press "TIMER ON" to 
   conrm it. The word "ON" will stop blinking. "   " icon resumes displaying. Cancel TIMER ON: Under the condition that TIMER ON is  
   started up, press "TIMER ON" button to cancel it.
● TIMER OFF button
   "TIMER OFF" button can set the time for timer off. After pressing this button,"   " icon disappears and the word "OFF" on remote 
   controller blinks. Press "▲" or "
▲
" button to adjust TIMER OFF setting. After each pressing "▲" or "
▲
" button, 
   TIMER OFF setting will increase or decrease 1min. Hold "▲" or "
▲
" button, 2s later, the time will change quickly until reaching your 
   required time. Press "TIMER OFF" word "OFF" will stop blinking. "   " icon resumes displaying. Cancel TIMER OFF. Under the condition 
   that TIMER OFF is started up, press "TIMER OFF" button to cancel it.
Note:
● Under on and off status, you can set TIMER OFF or TIMER ON simultaneously.
● Before setting TIMER ON or TIMER OFF, please adjust the clock time.
● After starting up TIMER ON or TIMER OFF, set the constant circulating valid. After that, air conditioner will be turned on or turned off 
   according to setting time. ON/OFF button has no effect on setting. If you don’t need this function, please use remote controller to cancel it.
8. TEMP button
By pressing this button, you can see indoor set temperature, indoor ambient temperature or outdoor ambient temperature on indoor unit’s 
display. The setting on remote controller is selected circularly as below:
● When selecting "   " or no display with remote controller, temperature indicator on indoor unit displays set temperature.
● When selecting "   " with remote controller, temperature indicator on indoor unit displays indoor ambient temperature.
● When selecting "   " with remote controller, temperature indicator on indoor unit displays outdoor ambient temperature.
Note:
● 
Outdoor temperature display is not available for some models. At that time, indoor 
unit receives "   "signal, while it displays indoor set  
   temperature.
● It’s defaulted to display set temperature when turning on the unit.There is no display in the remote controller.
● Only for the models whose indoor unit has dual-8 display.
● When selecting displaying of indoor or outdoor ambient temperature, indoor temperature indicator displays corresponding temperature and 
   automatically turn to display set temperature after three or ve seconds.
no display